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1/*2 * Copyright © 2006 Keith Packard3 * Copyright © 2007-2008 Dave Airlie4 * Copyright © 2007-2008 Intel Corporation5 * Jesse Barnes <jesse.barnes@intel.com>6 * Copyright © 2014 Intel Corporation7 * Daniel Vetter <daniel.vetter@ffwll.ch>8 * Copyright (c) 2020, The Linux Foundation. All rights reserved.9 *10 * Permission is hereby granted, free of charge, to any person obtaining a11 * copy of this software and associated documentation files (the "Software"),12 * to deal in the Software without restriction, including without limitation13 * the rights to use, copy, modify, merge, publish, distribute, sublicense,14 * and/or sell copies of the Software, and to permit persons to whom the15 * Software is furnished to do so, subject to the following conditions:16 *17 * The above copyright notice and this permission notice shall be included in18 * all copies or substantial portions of the Software.19 *20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL23 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR24 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,25 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR26 * OTHER DEALINGS IN THE SOFTWARE.27 */28 29/*30 * This header file contains mode setting related functions and definitions31 * which are only used within the drm module as internal implementation details32 * and are not exported to drivers.33 */34 35#ifndef __DRM_CRTC_INTERNAL_H__36#define __DRM_CRTC_INTERNAL_H__37 38#include <linux/err.h>39#include <linux/types.h>40 41enum drm_color_encoding;42enum drm_color_range;43enum drm_connector_force;44enum drm_mode_status;45 46struct cea_sad;47struct drm_atomic_state;48struct drm_bridge;49struct drm_connector;50struct drm_crtc;51struct drm_device;52struct drm_display_mode;53struct drm_edid;54struct drm_file;55struct drm_framebuffer;56struct drm_mode_create_dumb;57struct drm_mode_fb_cmd2;58struct drm_mode_fb_cmd;59struct drm_mode_object;60struct drm_mode_set;61struct drm_plane;62struct drm_plane_state;63struct drm_printer;64struct drm_property;65struct edid;66struct fwnode_handle;67struct kref;68struct seq_file;69struct work_struct;70 71/* drm_crtc.c */72int drm_mode_crtc_set_obj_prop(struct drm_mode_object *obj,73 struct drm_property *property,74 uint64_t value);75int drm_crtc_check_viewport(const struct drm_crtc *crtc,76 int x, int y,77 const struct drm_display_mode *mode,78 const struct drm_framebuffer *fb);79int drm_crtc_register_all(struct drm_device *dev);80void drm_crtc_unregister_all(struct drm_device *dev);81int drm_crtc_force_disable(struct drm_crtc *crtc);82 83struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc);84 85struct drm_property *86drm_create_scaling_filter_prop(struct drm_device *dev,87 unsigned int supported_filters);88/* IOCTLs */89int drm_mode_getcrtc(struct drm_device *dev,90 void *data, struct drm_file *file_priv);91int drm_mode_setcrtc(struct drm_device *dev,92 void *data, struct drm_file *file_priv);93 94 95/* drm_mode_config.c */96int drm_modeset_register_all(struct drm_device *dev);97void drm_modeset_unregister_all(struct drm_device *dev);98void drm_mode_config_validate(struct drm_device *dev);99 100/* drm_modes.c */101const char *drm_get_mode_status_name(enum drm_mode_status status);102 103/* IOCTLs */104int drm_mode_getresources(struct drm_device *dev,105 void *data, struct drm_file *file_priv);106 107 108/* drm_dumb_buffers.c */109int drm_mode_create_dumb(struct drm_device *dev,110 struct drm_mode_create_dumb *args,111 struct drm_file *file_priv);112int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,113 struct drm_file *file_priv);114 115/* IOCTLs */116int drm_mode_create_dumb_ioctl(struct drm_device *dev,117 void *data, struct drm_file *file_priv);118int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,119 void *data, struct drm_file *file_priv);120int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,121 void *data, struct drm_file *file_priv);122 123/* drm_color_mgmt.c */124const char *drm_get_color_encoding_name(enum drm_color_encoding encoding);125const char *drm_get_color_range_name(enum drm_color_range range);126 127/* IOCTLs */128int drm_mode_gamma_get_ioctl(struct drm_device *dev,129 void *data, struct drm_file *file_priv);130int drm_mode_gamma_set_ioctl(struct drm_device *dev,131 void *data, struct drm_file *file_priv);132 133/* drm_property.c */134void drm_property_destroy_user_blobs(struct drm_device *dev,135 struct drm_file *file_priv);136bool drm_property_change_valid_get(struct drm_property *property,137 uint64_t value,138 struct drm_mode_object **ref);139void drm_property_change_valid_put(struct drm_property *property,140 struct drm_mode_object *ref);141 142/* IOCTL */143int drm_mode_getproperty_ioctl(struct drm_device *dev,144 void *data, struct drm_file *file_priv);145int drm_mode_getblob_ioctl(struct drm_device *dev,146 void *data, struct drm_file *file_priv);147int drm_mode_createblob_ioctl(struct drm_device *dev,148 void *data, struct drm_file *file_priv);149int drm_mode_destroyblob_ioctl(struct drm_device *dev,150 void *data, struct drm_file *file_priv);151 152/* drm_mode_object.c */153int __drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,154 uint32_t obj_type, bool register_obj,155 void (*obj_free_cb)(struct kref *kref));156int drm_mode_object_add(struct drm_device *dev, struct drm_mode_object *obj,157 uint32_t obj_type);158void drm_mode_object_register(struct drm_device *dev,159 struct drm_mode_object *obj);160struct drm_mode_object *__drm_mode_object_find(struct drm_device *dev,161 struct drm_file *file_priv,162 uint32_t id, uint32_t type);163void drm_mode_object_unregister(struct drm_device *dev,164 struct drm_mode_object *object);165int drm_mode_object_get_properties(struct drm_mode_object *obj, bool atomic,166 uint32_t __user *prop_ptr,167 uint64_t __user *prop_values,168 uint32_t *arg_count_props);169struct drm_property *drm_mode_obj_find_prop_id(struct drm_mode_object *obj,170 uint32_t prop_id);171 172/* IOCTL */173 174int drm_mode_obj_get_properties_ioctl(struct drm_device *dev, void *data,175 struct drm_file *file_priv);176int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data,177 struct drm_file *file_priv);178 179/* drm_encoder.c */180int drm_encoder_register_all(struct drm_device *dev);181void drm_encoder_unregister_all(struct drm_device *dev);182 183/* IOCTL */184int drm_mode_getencoder(struct drm_device *dev,185 void *data, struct drm_file *file_priv);186 187/* drm_connector.c */188void drm_connector_ida_init(void);189void drm_connector_ida_destroy(void);190void drm_connector_unregister_all(struct drm_device *dev);191int drm_connector_register_all(struct drm_device *dev);192int drm_connector_set_obj_prop(struct drm_mode_object *obj,193 struct drm_property *property,194 uint64_t value);195int drm_connector_create_standard_properties(struct drm_device *dev);196const char *drm_get_connector_force_name(enum drm_connector_force force);197void drm_connector_free_work_fn(struct work_struct *work);198struct drm_connector *drm_connector_find_by_fwnode(struct fwnode_handle *fwnode);199 200/* IOCTL */201int drm_connector_property_set_ioctl(struct drm_device *dev,202 void *data, struct drm_file *file_priv);203int drm_mode_getconnector(struct drm_device *dev,204 void *data, struct drm_file *file_priv);205 206/* drm_framebuffer.c */207struct drm_framebuffer *208drm_internal_framebuffer_create(struct drm_device *dev,209 const struct drm_mode_fb_cmd2 *r,210 struct drm_file *file_priv);211void drm_framebuffer_free(struct kref *kref);212int drm_framebuffer_check_src_coords(uint32_t src_x, uint32_t src_y,213 uint32_t src_w, uint32_t src_h,214 const struct drm_framebuffer *fb);215void drm_fb_release(struct drm_file *file_priv);216 217int drm_mode_addfb(struct drm_device *dev, struct drm_mode_fb_cmd *or,218 struct drm_file *file_priv);219int drm_mode_addfb2(struct drm_device *dev,220 void *data, struct drm_file *file_priv);221int drm_mode_rmfb(struct drm_device *dev, u32 fb_id,222 struct drm_file *file_priv);223 224 225/* IOCTL */226int drm_mode_addfb_ioctl(struct drm_device *dev,227 void *data, struct drm_file *file_priv);228int drm_mode_addfb2_ioctl(struct drm_device *dev,229 void *data, struct drm_file *file_priv);230int drm_mode_rmfb_ioctl(struct drm_device *dev,231 void *data, struct drm_file *file_priv);232int drm_mode_closefb_ioctl(struct drm_device *dev,233 void *data, struct drm_file *file_priv);234int drm_mode_getfb(struct drm_device *dev,235 void *data, struct drm_file *file_priv);236int drm_mode_getfb2_ioctl(struct drm_device *dev,237 void *data, struct drm_file *file_priv);238int drm_mode_dirtyfb_ioctl(struct drm_device *dev,239 void *data, struct drm_file *file_priv);240 241/* drm_atomic.c */242#ifdef CONFIG_DEBUG_FS243struct drm_minor;244void drm_atomic_debugfs_init(struct drm_device *dev);245#endif246 247int __drm_atomic_helper_disable_plane(struct drm_plane *plane,248 struct drm_plane_state *plane_state);249int __drm_atomic_helper_set_config(struct drm_mode_set *set,250 struct drm_atomic_state *state);251 252void drm_atomic_print_new_state(const struct drm_atomic_state *state,253 struct drm_printer *p);254 255/* drm_atomic_uapi.c */256int drm_atomic_connector_commit_dpms(struct drm_atomic_state *state,257 struct drm_connector *connector,258 int mode);259int drm_atomic_set_property(struct drm_atomic_state *state,260 struct drm_file *file_priv,261 struct drm_mode_object *obj,262 struct drm_property *prop,263 u64 prop_value, bool async_flip);264int drm_atomic_get_property(struct drm_mode_object *obj,265 struct drm_property *property, uint64_t *val);266 267/* IOCTL */268int drm_mode_atomic_ioctl(struct drm_device *dev,269 void *data, struct drm_file *file_priv);270 271 272/* drm_plane.c */273int drm_plane_register_all(struct drm_device *dev);274void drm_plane_unregister_all(struct drm_device *dev);275struct drm_mode_rect *276__drm_plane_get_damage_clips(const struct drm_plane_state *state);277 278/* drm_bridge.c */279void drm_bridge_detach(struct drm_bridge *bridge);280 281/* IOCTL */282int drm_mode_getplane_res(struct drm_device *dev, void *data,283 struct drm_file *file_priv);284int drm_mode_getplane(struct drm_device *dev,285 void *data, struct drm_file *file_priv);286int drm_mode_setplane(struct drm_device *dev,287 void *data, struct drm_file *file_priv);288int drm_mode_cursor_ioctl(struct drm_device *dev,289 void *data, struct drm_file *file_priv);290int drm_mode_cursor2_ioctl(struct drm_device *dev,291 void *data, struct drm_file *file_priv);292int drm_mode_page_flip_ioctl(struct drm_device *dev,293 void *data, struct drm_file *file_priv);294 295/* drm_edid.c */296void drm_mode_fixup_1366x768(struct drm_display_mode *mode);297int drm_edid_override_show(struct drm_connector *connector, struct seq_file *m);298int drm_edid_override_set(struct drm_connector *connector, const void *edid, size_t size);299int drm_edid_override_reset(struct drm_connector *connector);300const u8 *drm_edid_find_extension(const struct drm_edid *drm_edid,301 int ext_id, int *ext_index);302void drm_edid_cta_sad_get(const struct cea_sad *cta_sad, u8 *sad);303void drm_edid_cta_sad_set(struct cea_sad *cta_sad, const u8 *sad);304ssize_t drm_edid_connector_property_show(struct drm_connector *connector,305 char *buf, loff_t off, size_t count);306 307/* drm_edid_load.c */308#ifdef CONFIG_DRM_LOAD_EDID_FIRMWARE309const struct drm_edid *drm_edid_load_firmware(struct drm_connector *connector);310#else311static inline const struct drm_edid *312drm_edid_load_firmware(struct drm_connector *connector)313{314 return ERR_PTR(-ENOENT);315}316#endif317 318/* drm_panic.c */319#ifdef CONFIG_DRM_PANIC320bool drm_panic_is_enabled(struct drm_device *dev);321void drm_panic_register(struct drm_device *dev);322void drm_panic_unregister(struct drm_device *dev);323void drm_panic_init(void);324void drm_panic_exit(void);325#else326static inline bool drm_panic_is_enabled(struct drm_device *dev) { return false; }327static inline void drm_panic_register(struct drm_device *dev) {}328static inline void drm_panic_unregister(struct drm_device *dev) {}329static inline void drm_panic_init(void) {}330static inline void drm_panic_exit(void) {}331#endif332 333#endif /* __DRM_CRTC_INTERNAL_H__ */334